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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package connectivity.tools;
import com.sun.star.container.ElementExistException;
import com.sun.star.container.NoSuchElementException;
import com.sun.star.container.XNameAccess;
import com.sun.star.container.XNameContainer;
import com.sun.star.lang.WrappedTargetException;
import com.sun.star.lang.XSingleServiceFactory;
import com.sun.star.lang.XMultiServiceFactory;
import com.sun.star.beans.XPropertySet;
import com.sun.star.sdb.XQueryDefinitionsSupplier;
import com.sun.star.sdbc.XDataSource;
import com.sun.star.uno.Exception;
import com.sun.star.uno.UnoRuntime;
import java.util.logging.Level;
import java.util.logging.Logger;
public class DataSource
{
// the service factory
private final XDataSource m_dataSource;
public DataSource(final XMultiServiceFactory _orb, final String _registeredName) throws Exception
{
final XNameAccess dbContext = UnoRuntime.queryInterface(
XNameAccess.class, _orb.createInstance( "com.sun.star.sdb.DatabaseContext" ) );
m_dataSource = UnoRuntime.queryInterface( XDataSource.class, dbContext.getByName( _registeredName ) );
}
public DataSource(final XDataSource _dataSource)
{
m_dataSource = _dataSource;
}
final public XDataSource getXDataSource()
{
return m_dataSource;
}
/**
* retrieves the data source's settings
*/
public XPropertySet geSettings()
{
return UnoRuntime.queryInterface( XPropertySet.class, impl_getPropertyValue( "Settings" ) );
}
/** creates a query with a given name and SQL command
*/
public void createQuery(final String _name, final String _sqlCommand) throws ElementExistException, WrappedTargetException, com.sun.star.lang.IllegalArgumentException
{
createQuery(_name, _sqlCommand, true);
}
/** creates a query with a given name, SQL command, and EscapeProcessing flag
*/
public void createQuery(final String _name, final String _sqlCommand, final boolean _escapeProcessing) throws ElementExistException, WrappedTargetException, com.sun.star.lang.IllegalArgumentException
{
final XSingleServiceFactory queryDefsFac = UnoRuntime.queryInterface( XSingleServiceFactory.class, getQueryDefinitions() );
XPropertySet queryDef = null;
try
{
queryDef = UnoRuntime.queryInterface( XPropertySet.class, queryDefsFac.createInstance() );
queryDef.setPropertyValue("Command", _sqlCommand);
queryDef.setPropertyValue("EscapeProcessing", Boolean.valueOf(_escapeProcessing));
}
catch (com.sun.star.uno.Exception e)
{
e.printStackTrace(System.err);
}
final XNameContainer queryDefsContainer = UnoRuntime.queryInterface( XNameContainer.class, getQueryDefinitions() );
queryDefsContainer.insertByName(_name, queryDef);
}
/** provides the query definition with the given name
*/
public QueryDefinition getQueryDefinition(final String _name) throws NoSuchElementException
{
final XNameAccess allDefs = getQueryDefinitions();
try
{
return new QueryDefinition( UnoRuntime.queryInterface( XPropertySet.class, allDefs.getByName( _name) ) );
}
catch (WrappedTargetException e)
{
}
throw new NoSuchElementException();
}
/** provides the container of query definitions of the data source
*/
private XNameAccess getQueryDefinitions()
{
final XQueryDefinitionsSupplier suppQueries = UnoRuntime.queryInterface(
XQueryDefinitionsSupplier.class, m_dataSource);
return suppQueries.getQueryDefinitions();
}
/**
* retrieves a property value from the data source
* @param i_propertyName
* the name of the property whose value is to be returned.
*/
private Object impl_getPropertyValue( final String i_propertyName )
{
Object propertyValue = null;
try
{
final XPropertySet dataSourceProps = UnoRuntime.queryInterface( XPropertySet.class, m_dataSource );
propertyValue = dataSourceProps.getPropertyValue( i_propertyName );
}
catch (Exception ex)
{
Logger.getLogger(DataSource.class.getName()).log(Level.SEVERE, null, ex);
}
return propertyValue;
}
/** returns the name of the data source
*
* If a data source is registered at the database context, the name is the registration
* name. Otherwise, it's the URL which the respective database document is based on.
*
* Note that the above definition is from the UNO API, not from this wrapper here.
*/
public String getName()
{
return (String)impl_getPropertyValue( "Name" );
}
}
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